multi.java

在Java中实现数字的加、减、乘、除等运算。

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

package calculatrice;

/**
 *
 * @author Loïc
 */
public class Multi extends Operateur {

     public String afficher(){
     return "*";
     };
     
     public void operer(Pile p){
     if(p.estvide()==false){
         int val1=p.depiler();
         int val2=p.depiler();
         p.empiler(val1*val2);   
     }
    }
     public static void main(String args[]){

    /*test de la methode operer*/
    
        Pile p=new Pile(3);
        Multi pl=new Multi();
        int res;
        p.empiler(1);
        p.empiler(2);
        pl.operer(p);
        res=p.depiler();
        System.out.println(res);

}
     
}